Fair Value (Tables)

3 Months Ended

Mar. 31, 2016

Schedule Of Assets And Liabilities Measured At Fair Value By Class On A Recurring Basis



(In thousands)	March 31, 2016
	Level 1		Level 2		Level 3		Total
ASSETS
Investment securities:
Available-for-sale:
U.S. Treasury, agencies and corporations	$	—	$	8,027,667	$	—	$	8,027,667
Municipal securities			556,073				556,073
Other debt securities			21,909				21,909
Money market mutual funds and other	59,925		36,311				96,236
	59,925		8,641,960		—		8,701,885
Trading account			65,838				65,838
Other noninterest-bearing investments:
Bank-owned life insurance			489,297				489,297
Private equity investments					119,222		119,222
Other assets:
Agriculture loan servicing and interest-only strips					17,067		17,067
Deferred compensation plan assets	82,179						82,179
Derivatives:
Interest rate swaps and forwards			22,958				22,958
Interest rate swaps for customers			84,684				84,684
Foreign currency exchange contracts	17,721						17,721
	17,721		107,642		—		125,363
	$	159,825	$	9,304,737	$	136,289	$	9,600,851
LIABILITIES
Securities sold, not yet purchased	$	6,515	$	—	$	—	$	6,515
Other liabilities:
Deferred compensation plan obligations	82,179						82,179
Derivatives:
Interest rate swaps and forwards			250				250
Interest rate swaps for customers			89,771				89,771
Foreign currency exchange contracts	14,448						14,448
	14,448		90,021		—		104,469
	$	103,142	$	90,021	$	—	$	193,163



(In thousands)	December 31, 2015
	Level 1		Level 2		Level 3		Total
ASSETS
Investment securities:
Available-for-sale:
U.S. Treasury, agencies and corporations	$	—	$	7,100,844	$	—	$	7,100,844
Municipal securities			418,695				418,695
Other debt securities			22,941				22,941
Money market mutual funds and other	61,807		38,829				100,636
	61,807		7,581,309		—		7,643,116
Trading account			48,168				48,168
Other noninterest-bearing investments:
Bank-owned life insurance			485,978				485,978
Private equity investments					120,027		120,027
Other assets:
Agriculture loan servicing and interest-only strips					13,514		13,514
Deferred compensation plan assets	84,570						84,570
Derivatives:
Interest rate swaps and forwards			5,966				5,966
Interest rate swaps for customers			51,353				51,353
Foreign currency exchange contracts	20,824						20,824
	20,824		57,319		—		78,143
	$	167,201	$	8,172,774	$	133,541	$	8,473,516
LIABILITIES
Securities sold, not yet purchased	$	30,158	$	—	$	—	$	30,158
Other liabilities:
Deferred compensation plan obligations	84,570						84,570
Derivatives:
Interest rate swaps and forwards			835				835
Interest rate swaps for customers			53,843				53,843
Foreign currency exchange contracts	17,761						17,761
	17,761		54,678		—		72,439
	$	132,489	$	54,678	$	—	$	187,167

Schedule Of Assets And Liabilities Measured At Fair Value By Class On A Recurring Basis Using Level 3 Inputs



	Level 3 Instruments
	Three Months Ended March 31, 2016
(In thousands)	Municipal securities		Trust preferred – banks and insurance		Other		Private equity investments			Ag loan svcg and int-only strips			Derivatives and other liabilities

Balance at December 31, 2015	$	—	$	—	$	—	$	120,027		$	13,514		$	—
Net gains (losses) included in:
Statement of income:
Dividends and other investment losses							(1,484		)
Equity securities losses, net							(2,009		)
Other noninterest income										3,460
Purchases							2,801			368
Sales							(36		)
Redemptions and paydowns							(77		)	(275		)
Balance at March 31, 2016	$	—	$	—	$	—	$	119,222		$	17,067		$	—



	Level 3 Instruments
	Three Months Ended March 31, 2015
(In thousands)	Municipal securities			Trust preferred – banks and insurance			Other			Private equity investments			Ag loan svcg and int-only strips			Derivatives and other liabilities

Balance at December 31, 2014	$	4,164		$	393,007		$	4,786		$	99,865		$	12,227		$	(13	)
Net gains (losses) included in:
Statement of income:
Accretion of purchase discount on securities available-for-sale	2			257
Dividends and other investment income										1,074
Equity securities gains, net										3,253
Fixed income securities gains (losses), net	31			(323		)
Other noninterest income													4
Other noninterest expense																13
Other comprehensive income (loss)	127			(6,949		)	42
Fair value of HTM securities transferred to AFS				57,308
Purchases										5,052			171
Sales				(2,613		)				(1,517		)
Redemptions and paydowns	(1,859		)	(2,349		)	(2		)	(279		)	(401		)
Balance at March 31, 2015	$	2,465		$	438,338		$	4,826		$	107,448		$	12,001		$	—

Schedule Of Realized Gains (Losses) Using Level 3 Inputs



(In thousands)	Three Months Ended March 31,
	Three Months Ended March 31,
	2016		2015

Fixed income securities losses, net	$	—	$	(292	)

Schedule Of Assets With Fair Value Changes On Nonrecurring Basis



(In thousands)	Fair value at March 31, 2016								Fair value at December 31, 2015
(In thousands)	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
ASSETS
Private equity investments, carried at cost	$	—	$	—	$	1,477	$	1,477	$	—	$	—	$	10,707	$	10,707
Impaired loans	—		32,162		—		32,162		—		10,991		—		10,991
Other real estate owned	—		1,695		—		1,695		—		2,388		—		2,388
	$	—	$	33,857	$	1,477	$	35,334	$	—	$	13,379	$	10,707	$	24,086

The previous fair values may not be current as of the dates indicated, but rather as of the date the fair value change occurred, such as a charge for impairment. Accordingly, carrying values may not equal current fair value.



	Gains (losses) from fair value changes
(In thousands)	Three Months Ended March 31,
(In thousands)	2016			2015
ASSETS
Private equity investments, carried at cost	$	(342	)	$	(1,153	)
Impaired loans	(14,728		)	(2,924		)
Other real estate owned	(37		)	(1,008		)
	$	(15,107	)	$	(5,085	)

Fair Value, by Balance Sheet Grouping [Table Text Block]



	March 31, 2016
(In thousands)							Gross amounts not offset in the balance sheet
Description	Gross amounts recognized		Gross amounts offset in the balance sheet		Net amounts presented in the balance sheet		Financial instruments			Cash collateral received/pledged			Net amount

Assets:
Federal funds sold and security resell agreements	$	1,587,212	$	—	$	1,587,212	$	—		$	—		$	1,587,212
Derivatives (included in other assets)	125,363		—		125,363		(22,322		)	—			103,041
	$	1,712,575	$	—	$	1,712,575	$	(22,322	)	$	—		$	1,690,253
Liabilities:
Federal funds and other short-term borrowings	$	232,188	$	—	$	232,188	$	—		$	—		$	232,188
Derivatives (included in other liabilities)	104,469		—		104,469		(22,322		)	(71,149		)	10,998
	$	336,657	$	—	$	336,657	$	(22,322	)	$	(71,149	)	$	243,186



	December 31, 2015
(In thousands)							Gross amounts not offset in the balance sheet
Description	Gross amounts recognized		Gross amounts offset in the balance sheet		Net amounts presented in the balance sheet		Financial instruments			Cash collateral received/pledged			Net amount

Assets:
Federal funds sold and security resell agreements	$	619,758	$	—	$	619,758	$	—		$	—		$	619,758
Derivatives (included in other assets)	77,638		—		77,638		(5,916		)				71,722
	$	697,396	$	—	$	697,396	$	(5,916	)	$	—		$	691,480
Liabilities:
Federal funds and other short-term borrowings	$	346,987	$	—	$	346,987	$	—		$	—		$	346,987
Derivatives (included in other liabilities)	72,568		—		72,568		(5,916		)	(61,134		)	5,518
	$	419,555	$	—	$	419,555	$	(5,916	)	$	(61,134	)	$	352,505



	March 31, 2016					December 31, 2015
(In thousands)	Carrying value		Estimated fair value		Level	Carrying value		Estimated fair value		Level
Financial assets:
HTM investment securities	$	631,646	$	636,484	2	$	545,648	$	552,088	2
Loans and leases (including loans held for sale), net of allowance	40,915,055		40,715,842		3	40,193,374		39,535,365		3
Financial liabilities:
Time deposits	2,071,688		2,075,729		2	2,130,680		2,129,742		2
Foreign deposits	219,899		219,836		2	294,391		294,321		2
Long-term debt (less fair value hedges)	802,448		831,621		2	812,366		838,796		2